Billions of years old carbonaceous matter from space: CV3, Allende Fall *8.2.1967 offers

Carbonaceous.Chondritekohliger Chondrit - CV3. Fall *8.2.1967 Allende Chihuahua, Mexico. Sale of finest quality which was found shortly after the fall. The many mm large white Calcium-aluminum-rich inclusions in Allende are billions of years old, and define for science the age of the solar system. They consist of unusual isotopic compositions, with many CAIs being distinct from the Earth, and other planetary bodies in our solar system. These "isotope anomalies" contain evidence for evolution histories that occurred in distant stars before the solar system was built.